Listed below is the vehicle specific wiring diagram for your car alarm, remote starter or keyless entry installation into your 2002-2004 Nissan Altima . This information outlines the wires location, color and polarity to help you identify the proper connection spots in the vehicle. Please be sure to test all of your wires with a digital multimeter before making any connections. More information on using a multimeter and testing wires please see our Technical Support Area.

NOTE *1 When Installing a REMOTE STARTER, you MUST use BOTH Starter #1 and Starter #2 wires. Both wires must be connected to the STARTER/CRANKING Output wire from the Remote Starter or the vehcile will NOT Remote Start when the Engine is cold.
NOTE *2 TEST THESE WIRES WHILE TURNING KEY IN DRIVERS DOOR CYLINDER.ON VEHICLES WITH DRIVER'S SIDE ONLY ANTI-WINDOW PINCH, THE WIRES ARE PINK (-) FOR LOCK PIN 37 AT BCM AND BROWN (-) FOR UNLOCK PIN 44 AT BCM. ON VEHICLES WITH DRIVER'S SIDE AND PASSENGER SIDE ANTI-WINDOW PINCH, THE WIRES ARE BLUE TO WHITE/BLUE (-) FOR LOCK AND YELLOW TO PINK/BLUE (-) FOR UNLOCK. THESE WIRES ARE LOCATED IN THE DRIVERS DOOR BETWEEN THE LOCK CYLINDER AND THE DOOR WINDOW/LOCK SWITCH.
NOTE *3 THE LEFT FRONT DOOR TRIGGER IS LIGHT BLUE(-) IN PIN 14. RIGHT FRONT DOOR TRIGGER IS PINK/BLUE(-) IN PIN 10. THE LEFT REAR AND RIGHT REAR IS RED/BLACK(-) IN PIN 11. WHEN CONNECTING TO AN ALARM SYSTEM USE ALL 3 DOOR TRIGGER WIRES AND DIODE ISOLATE, TO CONNECT, See DIAGRAM
NOTE *4 ON THE 4 CYLINDER ENGINE USE PIN 36. ON 6 CYLINDER ENGINES, USE PIN 34.